Vaibhav

• Username: 2★vaitan
• Country:  India
• Student/Professional:Professional
• Organisation:National Instruments
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 52

Current Ratings Graph Old Ratings Graph

1448 (-6)RatingProvisional
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June Challenge 2021 Division 3 (Rated)(2021-06-14 15:00:00)

Global Rank:   10977

Cheated in:   

Ratings System Update

(2021-06-14 15:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1448 (-77)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2021 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   10977

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

Learning Paths (0)

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Practice Paths (0)

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Contests (52)

July Challenge 2016

Andrash and Stipendium

August Challenge 2016

Chef and Chocolate

September Challenge 2016

Faded Palindromes, Chef and calculation, Chef and digits of a number

October Challenge 2016

Chef and Keyboard, Chef and Three Dogs

November Challenge 2016

Count Permutations, Chef and squares, Task for Alexey

December Challenge 2016

Train Partner

August Cook-Off 2016

Tweedle-Dee and Tweedle-Dum

September Cook-Off 2016

Lazy Jem

December Cook-Off 2016

Chef and Subset

June Lunchtime 2016

Collisions

July Lunchtime 2016

Drumpf for President!

August Lunchtime 2016

Studying Alphabet

September Lunchtime 2016

Chef and Inequality

October Lunchtime 2016

The Largest Bouquet

November Lunchtime 2016

Chef and his Students

January Challenge 2017

Reservior, Cats and Dogs

February Challenge 2017

Chef and His Apartment Dues

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, (CH) Bear and Sorted Rows, Bandwidth of a matrix

February Cook-Off 2017

Download file

April Challenge 2017

Dish Of Life, Bear and Row 01, Similar Dishes

May Challenge 2017

Courses in an university, Median of adjacent maximum numbers, Chef and his daily routine

June Challenge 2017

A Good Set, Xenny and Coin Rankings

July Challenge 2017

Chef and Sign Sequences, Whats in the Name

August Long Challenge 2017

Chef and Rainbow Array

September Challenge 2017

Little Chef and Sums

October Challenge 2017

A Balanced Contest

November Challenge 2017

Chef goes Left Right Left, Villages and Tribes, Periodic Palindrome Construction

April Cook-Off 2017

Bear and Candies 123

November Cook-Off 2017

Random Pair

January Challenge 2018

Rectangle

January Lunchtime 2018

Chef and Game with Sequence

February Challenge 2018

Chef And His Characters

April Challenge 2018 Division 2

Workers

May Challenge 2018 Division 2

Minimum Deletions, Xor Again

June Challenge 2018 Division 2

Naive Chef

July Challenge 2018 Division 2

Magic Set

September Challenge 2018 Division 2

Magician versus Chef

December Challenge 2019 Division 2

That Is My Score!

March Challenge 2020 Division 2

Pintu and Fruits

April Challenge 2020 Division 2

COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

May Lunchtime 2020 Division 2

Weird Walk, Lost Weekends

July Challenge 2020 Division 2

Ada King, Chef and Strings, Chef and Card Game

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Chef and Linear Chess

September Challenge 2020 Division 2

A Problem on Sticks, Ada Matrix

March Challenge 2021 Division 3

Chef and Groups, Space Arrays, No Time to Wait

April Challenge 2021 Division 3

Valid Pair, Strong Language, World Record, Chef and Dice

May Challenge 2021 Division 3 (Rated)

Xor Equality, Tic Tac Toe, Golf, Solubility

June Challenge 2021 Division 3 (Rated)

Bella ciao, Summer Heat

Total Problems Solved: 134